category killer

基本解释

Javier Bardem was named best supporting actor for his role as a psychopathic killer in No Country for Old Men. Backstage, he praised the other actors in his category.
贾维尔.巴尔顿由于在《老无所依》中扮演一个心理变态的杀手而获得最佳男配角奖。

To date, the iPad is a category killer at the very beginning of its product cycle.
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He figured that rebranded and redecorated lots would become the category killer of car retailing.
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Could it be that collaborative consumption can actually be a category extender instead of a category killer?
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